<template>
    <div class="login_container">
        <div class="login_box">
            <div class="avatar_box">
                <img src="../assets/logo.png" alt="">
            </div>

            <el-form ref="loginFormRef" :model="loginForm" :rules="loginFromRules" label-width="0px" class="login_form" >
                <el-form-item prop="username">
                    <el-input v-model="loginForm.username" prefix-icon="el-icon-user" ></el-input>
                </el-form-item>
                <el-form-item prop="password">
                    <el-input v-model="loginForm.password" prefix-icon="el-icon-lock" type="password"></el-input>
                </el-form-item>
                <el-form-item class='btns'>
                    <el-button type="primary" @click="login">登录</el-button>
                    <el-button type="info" @click="resetLoginForm">重置</el-button>
                </el-form-item>
                    
            </el-form>


        </div>
    </div>
</template>
<script>
    export default {
        data(){
            return {
                loginForm:{
                    username:'admin',
                    password:'123456'
                },
                loginFromRules:{
                    username:[{required:true,message:"请输入登录名称",trigger:'blur'},
                     { min: 3, max: 10, message: '长度在 3 到 10 个字符', trigger: 'blur'}],
                    password:[{required:true,message:"请输入登录密码",trigger:'blur'},
                    { min: 6, max: 15, message: '长度在 6 到 15 个字符', trigger: 'blur'}]
                }
            }
        },
        methods:{
            resetLoginForm(){
                this.$refs.loginFormRef.resetFields();
            },
            login(){
                this.$refs.loginFormRef.validate(async (valid)=>{
                    if(!valid) return ;
                    const {data:res} = await this.$http.post('/login',this.loginForm);
                    if(res.meta.status!=200) return this.$message.error("登陆失败");
                    this.$message.success("登录成功")
                    // console.log(res);
                    window.sessionStorage.setItem("token",res.data.token);
                    this.$router.push('/home')
                })
            }
        }
    };
</script>
<style lang="less" scoped>
.login_container{
    background-color: #2b4b6b;
    height:100%
}
.login_box{
    width:450px;
    height:300px;
    background-color: #fff;
    border-radius: 3px;
    position: absolute;
    left: 50%;
    top:50%;
    transform: translate(-50%,-50%);
    .avatar_box{
        height: 130px;
        width:130px;
        border: 1px solid #eee;
        border-radius: 50%;
        padding: 10px;
        box-shadow: 0 0 10px #ddd;
        position: absolute;
        left: 50%;
        transform: translate(-50%,-50%);
        background-color: #fff;
        img{
            width: 100%;
            height:100%;
            border-radius: 50%;
            background-color: #eee;
        }
    }
}
.login_form{
    position:absolute;
    bottom: 0;
    width: 100%;
    padding: 0 20px;
    box-sizing:border-box;

}
.btns{
    display: flex;
    justify-content: flex-end;
}
</style>